package jdbc;

import java.sql.Connection;
import java.sql.PreparedStatement;

public class jdbc_Demo9 {
    public static void main(String[] args) {
        try(Connection connection=DBUtil.getConnection();){
            connection.setAutoCommit(false);

            String sql="UPDATE user " +
                    "SET password=?,nickname=?,age=? "+
                    "WHERE id=?";
            PreparedStatement ps=connection.prepareStatement(sql);
            ps.setString(1,"78789");
            ps.setString(2,"三七");
            ps.setInt(3,40);
            ps.setInt(4,2);
            int num=ps.executeUpdate();
            System.out.println(num>0?"修改成功":"修改失败");
        }catch (Exception e){
            e.printStackTrace();
        }
    }
}
